KR960032146A - Charge control device of portable computer using spare power - Google Patents

Charge control device of portable computer using spare power Download PDF

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Publication number
KR960032146A
KR960032146A KR1019950003703A KR19950003703A KR960032146A KR 960032146 A KR960032146 A KR 960032146A KR 1019950003703 A KR1019950003703 A KR 1019950003703A KR 19950003703 A KR19950003703 A KR 19950003703A KR 960032146 A KR960032146 A KR 960032146A
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South Korea
Prior art keywords
terminal
battery
charging
power
portable computer
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KR1019950003703A
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Korean (ko)
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KR0144383B1 (en
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조재홍
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김광호
삼성전자 주식회사
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Publication of KR960032146A publication Critical patent/KR960032146A/en
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Publication of KR0144383B1 publication Critical patent/KR0144383B1/en

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
    • H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/385—Arrangements for measuring battery or accumulator variables
    • G01R31/387—Determining ampere-hour charge capacity or SoC
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H01M10/488—Cells or batteries combined with indicating means for external visualization of the condition, e.g. by change of colour or of light density
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/007—Regulation of charging or discharging current or voltage
    • H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
    • H02J7/007182—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery voltage
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2250/00—Fuel cells for particular applications; Specific features of fuel cell system
    • H01M2250/30—Fuel cells in portable systems, e.g. mobile phone, laptop
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J2207/10—Control circuit supply, e.g. means for supplying power to the control circuit
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

휴대용 컴퓨터의 동작 중에 저전력 전원장치에서 공급되는 전원의 여유분을 이용하여 배터리의 충전 동작을 실행하므로 휴대용컴퓨터의 휴대를 위한 배터리충전시간을 단축시키고 외부에서 배터리의 충전상태를 인식할수 있도록 하는 여유전력을 이용한 휴대용 컴퓨터의 충전 제어 장치를 제공하기 위하여 컴퓨터 시스템의 동작에 필요한 저전력을 공급하기 위한 저전력 교류전원 장치와 상기 저전력 교류 전원장치에서 입력되는 전압(Vin)을 스위치 수단의 스위칭 동작에 따라 배터리(B+)에 충전시키는 충전수단과 휴대용 컴퓨터 시스템에서 소비되는 저전력 교류전원장치의 소비 전류를 감자히여 소비 전류가 설정값 이하이고 배터리 (B+)의 충전상태가 설정 전압 이하일 경우, 저전력 교류전원장치에서 출력되는 전압(Vin)을 이용하여 배터리(B+)의 충전 동작을 실행하기 위한 제어신호를 출력하는 감지수단으로 이루어져있다.During the operation of the portable computer, the battery charging operation is executed by using the extra power supplied from the low-power power supply device, which reduces the battery charging time for carrying the portable computer and provides the extra power to recognize the state of charge of the battery from the outside. In order to provide a charging control device for a portable computer using a low power AC power supply for supplying a low power required for the operation of the computer system and the voltage (Vin) input from the low power AC power supply according to the switching operation of the switch means battery (B + The power consumption of the low power AC power supply consumed by the charging means and the portable computer system, and when the current consumption is lower than the set value and the state of charge of the battery (B +) is lower than the set voltage, Charging the battery B + using the voltage Vin It consists of a sensing means which outputs a control signal for executing the operation.

Description

여유 전력을 이용한 휴대용 컴퓨터의 충전 제어 장치Charge control device of portable computer using spare power

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 이 발명의 실시예에 따른 여유 전력을 이용한 휴대용 컴퓨터의 충전제어장치의 블럭도1 is a block diagram of a charging control device of a portable computer using a spare power according to an embodiment of the present invention

제2도는 이발명의 실시예에 따른 여유전력을 이용한 휴대용 컴퓨터의 충전 제어 장치의 상세회로도이다.2 is a detailed circuit diagram of a charging control device of a portable computer using the extra power according to an embodiment of the present invention.

내용 없음No content

Claims (7)

컴퓨터 시스템의 동작에 필요한 저전력을 공급하기 위한 저전력 교류 전원 장치와; 상기 저전력 교류전원장치에서 입력되는 전압(Vin)을 스위치 수단과 스위칭 동작에 따라 배터리(B+)에 충전시키는 충전수단과 휴대용 컴퓨터 시스템에서 소비되는 저전력 교류전원장치의 소비 전류를 감지하여 소비 전류가 설정값 이하이고 배터리 (B+)의 충전상태가 설정 전압 이하일 경우, 저전력 교류전원 장치에서 출력되는 전압(Vin)을 이용하여 배터리(B+)의 충전동작을 실행하기 위한 제어신호를 출력하는 감지수단으로 이루어져있는 것을 특징으로 하는 여유전력을 이용한 휴대용 컴퓨터의 충전제어장치.A low power ac power supply for supplying low power for operation of a computer system; The current consumption is set by detecting the current consumption of the charging means for charging the battery B + to the battery B + according to the switching means and the switching operation and the low current AC power consumption consumed by the portable computer system. When the value is less than the value and the state of charge of the battery (B +) or less than the set voltage, the sensing means for outputting a control signal for performing the charging operation of the battery (B +) using the voltage (Vin) output from the low-power AC power supply device Charge control device of a portable computer using the extra power, characterized in that. 제1항에 있어서, 상기 감지수단은 제너다이오드(ZD311)의 제너값을 이용하여 배터리(B+)의 충전상태를 감지하는 것을 특징으로 하는 여유전력을 이용한 휴대용 컴퓨터의 충전제어장치.The apparatus of claim 1, wherein the sensing unit detects a charging state of the battery B + using a zener value of the zener diode ZD311. 제1항에 있어서 상기감지수단은 배터리(B+)의 충전상태가 설정값 이상일 경우, 동작하는 표시수단을 이용하여 배터리(B+)의 충전상태를 인식할수 있도록 하는 것을 특징으로 하는 여유전력을 이용한 휴대용 컴퓨터의 충전제어장치.The portable apparatus of claim 1, wherein the sensing unit recognizes the charging state of the battery B + by using the display unit operating when the charging state of the battery B + is greater than or equal to a set value. Charge control device of computer. 제3항에 있어서 상기표시수단은 제너다이오드(ZD311)의 동작상태에 따라 점/소등상태가 가변되는 발광 다이오드(LES311)를 이용하는 것을 특징으로 하는 여유전력을 이용한 휴대용 컴퓨터의 충전제어장치.4. The charging control apparatus for a portable computer using spare power according to claim 3, wherein the display means uses a light emitting diode (LES311) whose point / lighting state is changed according to the operation state of the zener diode (ZD311). 제1항에 있어서, 상기 감지수단은 배터리(B+)의 충전전압을 감지하여 배터리(B+)의 충전 동작을 제어하고 배터리(B+)의 충전상태를 인식할수 있도록 하는 전답 감지부(31)와; 저전력 교류전원장치(1)에서 출력되는 전류의 상태를 감지하여 휴대용 컴퓨터 시스템(4)에서 소비되는 소비전류가 설정값 이하일 때, 상기 전압 감지부(31)에 의해 감지된 배터리(B+)의 충전 상태에 따라 충전 수단의 동작을 제어하기 위한 제어신호를 출력하는 전류 감지부(32)로 이루어져있는 것을 특징으로 하는 여유전력을 이용한 휴대용 컴퓨터의 충전제어장치.The method of claim 1, wherein the sensing means comprises: a response detector (31) for sensing the charging voltage of the battery (B +) to control the charging operation of the battery (B +) and to recognize the charging state of the battery (B +); When the current consumed by the low power AC power supply 1 is sensed and the current consumed by the portable computer system 4 is less than or equal to a set value, the battery B + detected by the voltage detector 31 is charged. Charge control device of a portable computer using the extra power, characterized in that consisting of a current sensing unit for outputting a control signal for controlling the operation of the charging means according to the state. 제5항에 있어서 상기 전압감지부(31)는 배터리(B+)에 에노드 단자가 연결되어있는 발광 다이오드 (LED311)와 상기 발광 다이오드(LED311)의 캐소우드 단자에 애노드 단자가 연결되어 있는 사이리스터(SCR311)와 배터리(B+)에 캐소우드 단자가 연결되어 있고 상기 사이리스터(SCR311)의 게이트 단자에 애노드 단자가 연결되어 있는 제너 다잉오드(ZD311)와 전원(Vcc)에 드레인 단자가 연결되어 있고 제너 다이오드(ZD311)에 애노드 단자에 게이트 단자가 연결되어있는 트랜지스터(T311)와 상기 제너 다이오드(ZD311)의 애노드 단자에 일측 단자가 연결되어 있는 타측 단자가 접지되어 있는 저항(R312)과 배터리(B+)에 일측 단자가 연결되어 있고 사이리스터(SCR311)의 캐소우드 단자에 타측 단자가 접지되어 있는 저항(R313)과,상기 저항(R313)의 타측 단자에 일측 단자가 연결되어 있고 타측 단자가 접지되어 있는 저항(R314)으로 이루어져 있는 것을 특징으로 하는 여유 전력을 이용한 휴대용 컴퓨터의 충전 제어 장치.The thyristor (100) of claim 5, wherein the voltage detector (31) includes a light emitting diode (LED311) having an anode terminal connected to a battery (B +) and an anode terminal connected to a cathode terminal of the light emitting diode (LED311). A cathode terminal is connected to the SCR311 and the battery B +, and a drain terminal is connected to the Zener dying diode (ZD311) and the power supply (Vcc) having the anode terminal connected to the gate terminal of the thyristor (SCR311), and the zener diode A transistor (T311) having a gate terminal connected to an anode terminal at (ZD311) and a resistor (R312) and a battery (B +) having the other terminal connected to one terminal connected to the anode terminal of the zener diode (ZD311) being grounded. One terminal is connected and the resistor R313 having the other terminal grounded to the cathode terminal of the thyristor SCR311, and one terminal connected to the other terminal of the resistor R313. Charge control device of a portable computer using a surplus power, characterized in that the other terminal is grounded by a resistor (R314). 제5항에 있어서, 상기 전류감지부(32)는 상기 저전력 교류전원장치(1)에 일측단자가 연결되어 있고 휴대용 컴퓨터 시스템(4)에 타측 단자가 연결되어있는 저항(R421)과 휴대용 컴퓨터 시스템(4)의 소비전류에 따라 전압값이 가변되는 기준전압(Vref)에 비반전 단자가 연결되어 있고 저항(R321)의 타측 단자에 반전 단자가 연결되어 있는 비교기(Q321)와 상기 비교기(Q321)의 출력 단자에 입력 단자가 연결되어 있고 인버터(G321)과 상기 전압감지부(31)의 트랜지스터(T311)의 소스단자에 일측입력단자가 연결되어 있고 인버터(G321)의 출력단자에 타측 입력단자가 연결되어 있는 다이오드(D321)와 상기 다이오드 (D321)의 캐소우드 단자에 케이트단자가 연결되어있고 상기 충전수단에 드레인 단자가 연결되어 있고 소스 단자가 접지되어있는 트랜지스터(T321)와 상기 반전수단(G321)의 출력단자에 게이트 단자가 연결되어있고 소스단자가 접지되어 있는 트랜지스터(T322)와 상기 저전력 교류전원장치에 일측 단자가 연결되어 있고 트랜지스터(T322)의 드레인 단자에 타측 단자가 연결되어 있는 저항(R325)과 상기 저항(R325)의 타측 단자에 게이트 단자가 연결되어 있고 상기 충전 수단에 드레인 단자가 연결되어 있고 소스단자가 접지되어 있는 트랜지스터(T323)로 이루어져있는 것을 특징으로 하는 여유전력을 이용한 휴대용 컴퓨터의 충전제어장치.The portable computer system of claim 5, wherein the current sensing unit 32 has a resistor R421 having one terminal connected to the low power AC power supply 1 and the other terminal connected to the portable computer system 4. The comparator Q321 and the comparator Q321 having a non-inverting terminal connected to a reference voltage Vref whose voltage value varies according to the consumption current of (4), and an inverting terminal connected to the other terminal of the resistor R321. An input terminal is connected to an output terminal of the input terminal of the inverter G321 and a source terminal of the transistor T311 of the voltage sensing unit 31, and one input terminal of the inverter is connected to the output terminal of the inverter G321. A transistor (T321) and the inverting means of which a Kate terminal is connected to a diode D321 and a cathode terminal of the diode D321, a drain terminal is connected to the charging means, and a source terminal is grounded. A gate terminal is connected to the output terminal of G321, and a source terminal is grounded, and one terminal is connected to the low power AC power supply device, and the other terminal is connected to the drain terminal of the transistor T322. The resistor (R325) and the other terminal of the resistor (R325), the gate terminal is connected, the drain terminal is connected to the charging means, and the extra power, characterized in that consisting of a transistor (T323) of the source terminal is grounded Charge control device of a portable computer using. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950003703A 1995-02-24 1995-02-24 Charging control apparatus using remnant power KR0144383B1 (en)

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KR1019950003703A KR0144383B1 (en) 1995-02-24 1995-02-24 Charging control apparatus using remnant power

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KR0144383B1 KR0144383B1 (en) 1998-10-01

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KR100536840B1 (en) * 2002-09-24 2005-12-16 삼성전자주식회사 Power supply for portable device
US20140306529A1 (en) * 2013-04-12 2014-10-16 Seagate Technology Llc Dynamic charging of a rechargeable battery

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